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How Do I Know if I Have a Problem With Drugs

Author:
Nzinga Harrison, MD
August 20, 2025

Drug addiction affects millions of people worldwide, crossing all social, economic, and cultural boundaries. Yet despite being a recognized medical condition, those struggling with addiction often face intense stigma, including shame, social disapproval, and discrimination. While each person’s experience is unique, the burden of judgment and misunderstanding is a common thread. Rather than receiving support for a chronic illness, many face blame and criticism for their condition, leading to isolation and delayed treatment. This stigma creates a barrier of silence, making it harder for people to acknowledge their struggles and seek the help they need.

It’s not always easy to recognize signs of drug use in yourself or others. By understanding what addiction looks like and learning to identify its early warning signs, you can take the first crucial step toward getting appropriate support and treatment. Here are some ways to recognize a problem with drugs.

Signs of a Drug Problem

If you are concerned that you or someone you know has a problem with drugs, the main signs of addiction include:

  • Strong urges and cravings to use drugs daily or several times throughout the day
  • Always having or buying illegal substances, street drugs, or pharmaceutical medicines
  • Over time, you may need more of the substance due to its addictive potential
  • Engaging in dangerous behavior like driving or having unsafe sex
  • Taking drugs even though it causes issues with loved ones or work
  • Consuming drugs in large amounts or over a longer time than intended
  • Experiencing withdrawal symptoms after the effects of the drugs wear off

These warning signs may not all be present at once, and their intensity can vary from person to person. However, experiencing even a few of these signs suggests it’s time to evaluate your relationship with drugs. Remember, recognizing these signs in yourself or others is a crucial first step toward getting the help needed for recovery.

Behavior Changes

Drugs can also change personalities and behaviors, or make people act in ways that they normally don’t. At first, these behaviors may happen infrequently, so it may be hard to notice them. Over time, they may occur more regularly as drug usage increases. These changes include: 

  • Wanting to spend more time alone
  • Losing contact with old friends
  • Losing interest in favorite activities
  • Forgetting routine tasks or being unable to keep a schedule
  • Experiencing mood swings or feeling more irritable, tired, or sad
  • Neglecting personal appearance (not showering, brushing teeth, or changing clothes)
  • Changes in eating habits, such as eating significantly more or less than usual
  • Changes in sleeping habits, such as staying awake for long periods or sleeping at unusual times

While these behavioral changes might seem subtle at first, they often become more pronounced over time. Recognizing these patterns early can make a significant difference in getting help before the addiction progresses. If you notice several of these changes in yourself or someone else, it’s important to take them seriously and reach out for professional guidance.

Physical Changes

Drug addiction can cause noticeable changes in a person’s physical appearance and health. While some changes may develop quickly, others might appear gradually over time. Common physical signs of drug use include:

Appearance Changes:

  • Bloodshot eyes or unusually large or small pupils
  • Sudden weight loss or gain
  • Poor personal hygiene and grooming
  • Deteriorating skin condition
  • Dental problems
  • Track marks or unexplained bruises
  • Frequent nosebleeds

Body Function Changes:

  • Tremors or shaking
  • Poor coordination
  • Slurred or rapid speech
  • Excessive sweating
  • Frequent nausea or vomiting
  • Irregular heartbeat
  • Drowsiness or extreme fatigue

Physical Health Issues:

  • Frequent headaches
  • Persistent cough or respiratory problems
  • Weakened immune system
  • Digestive problems
  • Increased sensitivity to pain
  • Sleep disturbances
  • Changes in appetite

These physical symptoms often appear alongside behavioral and mental health changes. While individual signs might have other explanations, multiple symptoms occurring together may indicate a substance use problem that requires professional attention.

Mental Health Changes

Drug addiction and mental health are closely connected, often influencing and amplifying each other. While mental health changes can occur for various reasons besides drug addiction, persistent mental health symptoms alongside other warning signs may indicate a substance use disorder. People struggling with addiction may minimize or deny these mental health impacts, making it important to recognize potential signs early.

Common mental health changes associated with drug use include:

  • Sudden mood swings or emotional instability
  • Increased anxiety or panic attacks
  • Paranoid thoughts or suspicious behavior
  • Changes in perception or thinking patterns
  • Difficulty concentrating or making decisions
  • Memory problems or confusion
  • Loss of interest in previously enjoyable activities
  • Thoughts of suicide or self-harm

These changes often develop gradually and may worsen over time without proper intervention. If you notice these symptoms in yourself or someone else, especially combined with other signs of drug use, it’s important to seek professional help.

Long-term drug use can trigger or worsen various mental health disorders. Sometimes these conditions develop directly from substance use, while in other cases, drugs may unmask or intensify underlying conditions. Common mental health disorders associated with drug addiction include:

  • Depression
  • Anxiety disorders
  • Bipolar disorder
  • Schizophrenia
  • Post-traumatic stress disorder (PTSD)
  • Attention-deficit hyperactivity disorder (ADHD)
  • Obsessive-compulsive disorder (OCD)
  • Panic disorder
  • Antisocial personality disorder
  • Drug-induced psychosis

It’s important to understand that these disorders can be effectively treated alongside addiction treatment. Many treatment programs offer integrated care that addresses both substance use and mental health conditions simultaneously, leading to better outcomes for long-term recovery.

Who Is at Risk for Developing a Drug Addiction?

Not everyone who uses drugs becomes addicted, but many do. According to the National Institute on Drug Abuse and other sources, about 40.3 million people in the United States had a substance use disorder (SUD) in 2020. There are certain factors that put people at a greater risk of developing an addiction.

  • Family history and genetics: Having a family member with an addiction raises the likelihood of developing one yourself.
  • Environment and stress: Unstable home life, problems with friends or work, or exposure to peer pressure can push people toward drug use as a coping strategy.
  • Early drug use: Since drugs affect how young bodies and brains develop, starting at an early age increases the chance of lifelong addiction.
  • Mental health challenges: Conditions like depression, anxiety, or PTSD can lead individuals to use drugs for relief, since addiction and mental health affect the same parts of the brain.
  • Physical health factors: Prescription painkillers such as OxyContin, Percocet, or Vicodin carry a high risk of addiction.
  • Type of drug used: Certain substances, like opioids, stimulants, or cocaine, can trigger addiction more quickly than others.

Understanding these risk factors can help you recognize vulnerability to addiction in yourself or others. However, having one or more risk factors doesn’t guarantee addiction will develop, and their absence doesn’t prevent it. The key is staying informed and seeking help early if concerns arise.

Treatment for Drug Addiction

There isn’t an overnight cure for substance use disorders, but with treatment, it is possible to get better over time. Treatment builds a solid foundation of physical and mental strength, as well as a system of support to rely on for help.

Depending on your specific goals and needs, there are many types of treatment programs and resources available, which include:

  • Medical Detox: Under medical supervision, your body can safely adjust to not using drugs.
  • Medication-Assisted Treatment (MAT): Prescription drugs like Naltrexone and Buprenorphine can reduce cravings for drugs.
  • Counseling and therapy: Individual counseling, group therapy, and family therapy sessions can help you manage your emotions in a private, judgment-free environment.
  • Support groups: These groups bring together individuals with drug addiction. Your peers act as a support system for each other throughout recovery.
  • Treatment for other medical conditions: Medical services can manage and treat any of the short- and long-term health effects associated with drug addiction.
  • Treatment for mental or behavioral health needs: You can receive prescribed psychiatric medications for mental health needs, such as depression or anxiety, that occur at the same time as drug addiction.

Recognizing the early signs of substance use disorders can feel overwhelming, but it’s also the first step toward taking back control. No matter what your challenges are with drugs, virtual addiction treatment can help you rebuild the confidence to regain control now and throughout your long-term recovery journey.

Are you worried you or a loved one may need help with an addiction to drugs? Find out more by taking this quiz about drug use.

We are here to help you build your confidence and momentum towards the future you want. We provide treatment services for adults with alcohol, opioid, and other substance use disorders. We are currently located in Louisiana, Massachusetts, North Carolina, New Jersey, Ohio, Texas, and Washington.

Nzinga Harrison, MD

Dr. Harrison serves as the Chief Medical Officer and Co-founder for Eleanor Health. With more than 15 years experience practicing medicine, she is a double-board certified physician with specialties in general adult psychiatry and addiction medicine. Dr. Harrison has spent her career as a physician treating individuals from marginalized communities with substance use and other psychiatric disorders. As a physician executive, she has served as Senior Vice President and Chief Medical Officer roles committed to creating and improving systems-based delivery of psychiatric and substance abuse care. She is a vocal advocate for stigma reduction, and is passionate about the necessity for whole-person care as individuals and communities seek to recover from and prevent substance use disorders. She authored the book Un-Addiction: 6 Mind-Changing Conversations That Could Change a Life to change how we talk about substance use disorder and help fix the broken system of care.

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